| Lat / long: | 38.72405, -122.66329 |
| Tertiary: | Manganese |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| MRDS | M008921 |
| DEP | 10030644 |
| Reference | {Deposit:: CALIF. B. 152, P. 97}{Deposit:: D.O.M. BULL. 125 1943 P. 127} |
| Reporter | Gere, W., Killman, K.; Albers, J. |